fixed problems with print functions (UA_Int64, UA_UInt64) , @jpfr please review
fixed problems with print functions (UA_Int64, UA_UInt64) , @jpfr please review

JGrothoff/open62541,JGrothoff/open62541,StalderT/open62541,open62541/open62541,bostjanv/open62541,StalderT/open62541,AGIsmail/open62541,open62541/open62541,AGIsmail/open62541,jpfr/open62541,JGrothoff/open62541,StalderT/open62541,jpfr/open62541,jpfr/open62541,bostjanv/open62541,open62541/open62541,JGrothoff/open62541,open62541/open62541,jpfr/open62541,StalderT/open62541